/Engine/Plugins/Developer/Concert/ConcertSync/ConcertSyncCore/Source/ConcertSyncCore/Public/ConcertSyncSessionDatabase.h
The package data stream passed to the callback through the FConcertSycnPackageEventData is only valid during the callback.
True if the package activity was found, false otherwise.
bool GetPackageActivityForEvent ( const int64 InPackageEventId, [FIteratePackageActivityFunc](API\Plugins\ConcertSyncCore\FIteratePackageActivityFunc) PackageActivityFn ) const